Gran Turismo 7 has an always-online campaign - Polygon

Gran Turismo 7’s studio president says the always-on campaign mode is included to prevent cheating and save file manipulation. The game comes to PlayStation 4 and PlayStation 5 in 2022.

Gran Turismo Sport appears to be the lowest selling GT game -- where does the series go from here?

Gran Turismo 7 - Best Money Glitch Free (update 1.32), 1.6M Credits an hour

Gran Turismo History

Gran Turismo Sport PS4 interview

A guide to Gran Turismo 7's online lobbies

Gran Turismo 7 offline due to patch 1.07 issue

Gran Turismo 7 Shows that Live Service Games Have a Long Way to Go - Doublejump

Less is more? Gran Turismo Sport review

Gran Turismo 7 Single Player Campaign Requires Internet Connection : r/ granturismo